Test buttons: Use the test buttons whenever you want to test a GFCI or AFCI breaker. Simply press the button to disrupt the electrical current, then check to see if the breaker tripped as intended.

What to Look for in the Breaker Box Unless your home is very old and has never had its electrical service updated, it has 240-volt service from the street and into the main electrical panel as well.

Q: We just bought a home, and I need to find the electrical panel. I have read that it is important to label the breakers, and I am not sure how to do that. A: Your electrical panel can provide a ...